Hashimoto mistakenly receives and opens a parcel addressed to Rin, the beautiful wife who lives next door. Surprised to find a sexy bra inside, Hashimoto hurries to take the package to his neighbor, but... As thanks for delivering the package, she invites him to tea, and he finds himself alone with the wife he admires in her room. This unexpected situation makes his crotch heat up. "Actually, I bought a new bra. I'm going to get changed, so don't look in." Rin heads to the dressing room, wanting to hear her thoughts on the underwear she just bought. However, when she says not to, it's hard not to look in...